Thursday, July 22, 2010

There's a problem with the recipient's mailbox. Please try resending this message. If the problem continues, please contact your helpdesk. #< #5.2.1> #SMTP#

 

This problem is related to migration Exchange 2003 to Exchange 2010. User mailboxes on Exchange 2010 are receiving bounce backs for valid users. The bounce backs are similar to fallowing.

Delivery has failed to these recipients or groups:
There's a problem with the recipient's mailbox. Please try resending this message. If the problem continues, please contact your helpdesk.

#< #5.2.1> #SMTP#

Cause

Possible Cause legacy RGC ( routing group connector) which was created on the installing fist Exchange 2010 server into existing Exchange 2003 org.

Solution

Delete the existing routing connector and create new one with PS, note there is no option to create the connector via GUI, deleting can be done from GUI or easily from PowerShell.

image

See the existing connector open Exchange system manager on exchange 2003 server, or use fallowing PS


Get-RoutingGroupConnector

More information:

RoutingGroupConnector | FL

Remove connector you wish

Remove-RoutingGroupConnector  Name_RGC_Goes_Here

Create RGC from PS for single server

New-RoutingGroupConnector -Name "Legacy RGC" -SourceTransportServers "Ex1.smtp25.org" -TargetTransportServers "EFE.smtp25.org",-Cost 10 -Bidirectional $true -PublicFolderReferralsEnabled $true

Create RGC from PS for multiple servers

New-RoutingGroupConnector -Name "Legacy RGC" -SourceTransportServers "Ex1.smtp25.org","Ex2.smtp25.org" -TargetTransportServers "EFE.smtp25.org","EBE.smtp25.org" -Cost 10 -Bidirectional $true -PublicFolderReferralsEnabled $true

image

 

See TechNet

image 

http://technet.microsoft.com/en-us/library/aa997292.aspx

Respectfully,
Oz Casey, Dedeal

MCITP (EMA), MCITP (SA)
MCSE 2003, M+, S+, MCDST
Security+, Project +, Server +
Http://smtp25.blogspot.com (Blog
Http://telnet25.spaces.live.com (Blog)
Http://telnet25.wordpress.com (Blog)

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